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ÐÂÊÖ¼±ÇóÖú±à³ÌÎÊÌâ ³ÌÐòÌî¿Õ£¬²»Òª¸Ä±äÓëÊäÈëÊä³öÓйصÄÓï¾äÊäÈëÒ»¸öÕýÕûÊýrepeat (0<repeat<10)£¬×örepeat´ÎÏÂÁÐÔËË㣺 ¶ÁÈë1 ¸öÕýʵÊýeps£¬¼ÆËã²¢Êä³ö1£­1/3£«1/5£­1/7£«¡­¡­£¬Ö±µ½×îºóÒ»ÏîµÄ¾ø¶ÔֵСÓÚeps(±£Áô6λСÊý)¡£ Àý£ºÀ¨ºÅÄÚÊÇ˵Ã÷ ÊäÈë 2   (repeat=2) 1E-4 0.1 Êä³ö 0.785348 0.834921 #include <stdio.h> #include <math.h> int main( ) {    int ri, repeat;    int temp, flag;    double eps, item, sum;    scanf("%d", &repeat);    for(ri=1; ri<=repeat; ri++){       scanf("%le", &eps); /*---------*/       printf("%.6f\n", sum);    } }    Êղؠ  ·ÖÏí   ¶¥(0)

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#include <stdio.h> #include <math.h> int main( ) {    int ri, repeat;    int temp, flag;    double eps, item, sum;    scanf("%d", &repeat);    for(ri=1; ri<=repeat; ri++){       scanf("%le", &eps);        flag=1;        temp=1.0;        sum=0;        item=1;         while(fabs(item)>=eps){         sum=sum+item;         temp=temp+2;         flag=-flag;         item=flag*1.0/temp;         };       printf("%.6f\n", sum);    } }